Brookside Township is one of fifteen townships in Clinton County, Illinois, United States. As of the 2020 census, its population was 4,444 and it contained 1,570 housing units. The township's name changed from Crooked Creek Township on June 1, 1874.

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How Brookside ranks

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#16Cheapest rent in IL #65Most affordable in IL #65Lowest property tax in IL All IL rankings →

Town numbers

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Living in Brookside

Health in Brookside

Compared with Illinois

21worse than IL

of 32 measures CDC estimates. The other 11 are too close to call.

Conditions 11▼ 1 close Habits 2▼ 2 close Care 2▼ 5 close Mind 3▼ 2 close Everyday needs 3▼ 1 close

BetterToo close to callWorse

What stands out

18.3%More older adults who have lost all their teethIL 10.3% · worse 10.4%More adults with COPDIL 6.3% · worse 18.4%More smokersIL 12.1% · worse

Care nearby

Ssm Health St. Mary's Hospital -CentraliaCentralia · 5.7 mi · ER

Sihf Healthcare - SalemSalem · 16 mi · sliding-scale fees

Primary careShortage · county-wide

DentalNo shortage

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP code 62801 · CMS · HRSAHealth in Brookside →

Schools in Brookside

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School Grade C

The public schools Brookside’s kids attend, from kindergarten through graduation, trail 72% of Illinois’s districts on state tests and graduation. Among towns with similar incomes, they sit near the middle.

See how Brookside’s schools compare in IL →

DistrictCentralia SD 135Schools4

Schiller Elem SchoolElementary · Grades PK–1 · 270 students Willow Grove Elem School CElementary · Grades PK–8 · 127 students North Wamac Grade School BElementary · Grades K–8 · 122 students Christ Our Rock Lutheran High SchoolHigh · Grades 9–12 · 104 students

School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results and graduation rates, graded within IL. Ratings are from neighbors.

Famous people from BrooksideWriters, athletes, leaders and more who were born in Brookside.Meet them →